LGS
# LGS

LGS may refer to:

## Education

### Schools

* Lahore Grammar School
* Lanark Grammar School
* Langley Grammar School
* Larne Grammar School
* Leeds Grammar School
* Leicester Grammar School
* Limavady Grammar School
* Loughborough Grammar School, one of the Loughborough Endowed Schools

### Other

* Liselere Geçiş Sınavı, the old name for OKS.
* Local gaming store. A store to play or purchase board games.

## Entertainment

* Looking Glass Studios, a defunct computer game company
* La Grande Sophie, a French singer-songwriter

## Science

* Laser guide star, an adaptive optics instrument used in Astronomy
* Leaky gut syndrome, an intestinal dysfunction
* LGS Innovations, a high-tech private company and former division of Bell Labs
* Latitudinal Gradients in Species diversity
* Lennox–Gastaut syndrome, a type of epilepsy
* Light Gauge Steel, also called cold-formed steel

## Software

* Logitech Gaming Software, a driver style software for Logitech Gaming products
